5679573 5417366 4974922 Crankcase Breather for Cummins X15 XPI Engine

Product Overview

This aftermarket replacement crankcase breather is supplied for Cummins X15 XPI engine applications and references part numbers 5679573, 5417366, and 4974922. A crankcase breather allows crankcase pressure and blow-by gases to escape from the engine crankcase while helping limit oil carryover into the intake or atmosphere. It forms part of the engine ventilation system on the listed applications.

Key Features & Performance

• Functions as part of the engine crankcase ventilation system
• Helps relieve crankcase pressure on the listed engine applications
• References part numbers 5679573, 5417366, and 4974922
• Intended for Cummins X15 XPI engine applications
• Used when servicing or replacing the corresponding crankcase breather component

Fitment & Compatibility

• for Cummins X15 XPI engine applications

Common Uses

• Replacing a worn, damaged, or malfunctioning crankcase breather
• Servicing the engine crankcase ventilation system
• Restoring normal crankcase ventilation function after component failure

Technical Specifications

• Product Type: Crankcase Breather
• Part Number(s): 5679573, 5417366, 4974922
• Engine Application(s): Cummins X15 XPI

Frequently Asked Questions

Q: What does a crankcase breather do? A: It allows crankcase pressure and blow-by gases to vent from the engine crankcase while helping limit oil carryover.

Q: How should fitment be verified? A: Compare the complete existing part number and the complete engine model designation against the information in this listing before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.